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https://github.com/AsahiLinux/u-boot
synced 2024-11-10 15:14:43 +00:00
ARM: uniphier: remove support for NOR Flash on support card
I actually do not see this used these days because eMMC or NAND is used for non-volatile devices. Dump the burden to maintain this crappy code. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
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f95237bb02
commit
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7 changed files with 0 additions and 131 deletions
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@ -139,10 +139,6 @@ int board_init(void)
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led_puts("U3");
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support_card_late_init();
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led_puts("U4");
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uniphier_nand_reset_assert();
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led_puts("Uboo");
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@ -5,7 +5,6 @@
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* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
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*/
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#include <config.h>
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#include <dm/of.h>
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#include <fdt_support.h>
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#include <linux/ctype.h>
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@ -107,102 +106,6 @@ void support_card_init(void)
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support_card_show_revision();
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}
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#if defined(CONFIG_MTD_NOR_FLASH)
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#include <mtd/cfi_flash.h>
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struct memory_bank {
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phys_addr_t base;
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unsigned long size;
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};
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static int mem_is_flash(const struct memory_bank *mem)
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{
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const int loop = 128;
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u32 *scratch_addr;
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u32 saved_value;
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int ret = 1;
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int i;
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/* just in case, use the tail of the memory bank */
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scratch_addr = map_physmem(mem->base + mem->size - sizeof(u32) * loop,
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sizeof(u32) * loop, MAP_NOCACHE);
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for (i = 0; i < loop; i++, scratch_addr++) {
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saved_value = readl(scratch_addr);
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writel(~saved_value, scratch_addr);
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if (readl(scratch_addr) != saved_value) {
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/* We assume no memory or SRAM here. */
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writel(saved_value, scratch_addr);
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ret = 0;
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break;
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}
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}
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unmap_physmem(scratch_addr, MAP_NOCACHE);
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return ret;
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}
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/* {address, size} */
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static const struct memory_bank memory_banks[] = {
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{0x42000000, 0x01f00000},
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};
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static const struct memory_bank
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*flash_banks_list[CONFIG_SYS_MAX_FLASH_BANKS_DETECT];
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phys_addr_t cfi_flash_bank_addr(int i)
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{
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return flash_banks_list[i]->base;
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}
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unsigned long cfi_flash_bank_size(int i)
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{
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return flash_banks_list[i]->size;
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}
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static void detect_num_flash_banks(void)
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{
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const struct memory_bank *memory_bank, *end;
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cfi_flash_num_flash_banks = 0;
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memory_bank = memory_banks;
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end = memory_bank + ARRAY_SIZE(memory_banks);
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for (; memory_bank < end; memory_bank++) {
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if (cfi_flash_num_flash_banks >=
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CONFIG_SYS_MAX_FLASH_BANKS_DETECT)
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break;
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if (mem_is_flash(memory_bank)) {
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flash_banks_list[cfi_flash_num_flash_banks] =
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memory_bank;
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debug("flash bank found: base = 0x%lx, size = 0x%lx\n",
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(unsigned long)memory_bank->base,
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(unsigned long)memory_bank->size);
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cfi_flash_num_flash_banks++;
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}
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}
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debug("number of flash banks: %d\n", cfi_flash_num_flash_banks);
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}
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#else /* CONFIG_MTD_NOR_FLASH */
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static void detect_num_flash_banks(void)
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{
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};
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#endif /* CONFIG_MTD_NOR_FLASH */
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void support_card_late_init(void)
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{
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if (!support_card_found)
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return;
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detect_num_flash_banks();
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}
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static const u8 ledval_num[] = {
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0x7e, /* 0 */
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0x0c, /* 1 */
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@ -20,7 +20,6 @@
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/* faster but LED does not work */
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#define SBCTRL0_SAVEPIN_MEM_VALUE 0x55450000
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#define SBCTRL1_SAVEPIN_MEM_VALUE 0x06057700
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/* NOR flash needs more wait counts than SRAM */
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#define SBCTRL2_SAVEPIN_MEM_VALUE 0x34000009
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#define SBCTRL4_SAVEPIN_MEM_VALUE 0x02110210
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@ -17,7 +17,6 @@ CONFIG_LOGLEVEL=6
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CONFIG_SPL_NAND_SUPPORT=y
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CONFIG_SPL_NOR_SUPPORT=y
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CONFIG_CMD_CONFIG=y
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CONFIG_CMD_IMLS=y
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# CONFIG_CMD_XIMG is not set
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CONFIG_CMD_GPIO=y
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CONFIG_CMD_GPT=y
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@ -44,8 +43,6 @@ CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS=10
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CONFIG_SUPPORT_EMMC_BOOT=y
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CONFIG_MMC_UNIPHIER=y
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CONFIG_MTD=y
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CONFIG_FLASH_CFI_DRIVER=y
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CONFIG_SYS_FLASH_CFI=y
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CONFIG_MTD_RAW_NAND=y
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CONFIG_NAND_DENALI_DT=y
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CONFIG_SPL_NAND_DENALI=y
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@ -17,7 +17,6 @@ CONFIG_LOGLEVEL=6
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CONFIG_SPL_NAND_SUPPORT=y
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CONFIG_SPL_NOR_SUPPORT=y
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CONFIG_CMD_CONFIG=y
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CONFIG_CMD_IMLS=y
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# CONFIG_CMD_XIMG is not set
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CONFIG_CMD_GPIO=y
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CONFIG_CMD_GPT=y
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@ -45,8 +44,6 @@ CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS=10
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CONFIG_SUPPORT_EMMC_BOOT=y
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CONFIG_MMC_UNIPHIER=y
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CONFIG_MTD=y
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CONFIG_FLASH_CFI_DRIVER=y
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CONFIG_SYS_FLASH_CFI=y
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CONFIG_MTD_RAW_NAND=y
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CONFIG_NAND_DENALI_DT=y
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CONFIG_SPL_NAND_DENALI=y
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@ -14,7 +14,6 @@ CONFIG_USE_PREBOOT=y
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CONFIG_PREBOOT="env exist ${bootdev}preboot && run ${bootdev}preboot"
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CONFIG_LOGLEVEL=6
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CONFIG_CMD_CONFIG=y
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CONFIG_CMD_IMLS=y
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# CONFIG_CMD_XIMG is not set
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CONFIG_CMD_GPIO=y
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CONFIG_CMD_GPT=y
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@ -45,8 +44,6 @@ CONFIG_MMC_SDHCI=y
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CONFIG_MMC_SDHCI_ADMA=y
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CONFIG_MMC_SDHCI_CADENCE=y
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CONFIG_MTD=y
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CONFIG_FLASH_CFI_DRIVER=y
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CONFIG_SYS_FLASH_CFI=y
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CONFIG_MTD_RAW_NAND=y
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CONFIG_NAND_DENALI_DT=y
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CONFIG_SNI_AVE=y
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@ -41,32 +41,12 @@
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#define CONFIG_ARMV7_PSCI_1_0
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/*-----------------------------------------------------------------------
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* MMU and Cache Setting
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*----------------------------------------------------------------------*/
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#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
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#define CONFIG_TIMESTAMP
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/* FLASH related */
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#define CONFIG_SYS_MAX_FLASH_SECT 256
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#define CONFIG_SYS_MONITOR_BASE 0
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#define CONFIG_SYS_MONITOR_LEN 0x00200000 /* 2MB */
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#define CONFIG_SYS_FLASH_BASE 0
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/*
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* flash_toggle does not work for our support card.
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* We need to use flash_status_poll.
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*/
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#define CONFIG_SYS_CFI_FLASH_STATUS_POLL
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#define CONFIG_FLASH_SHOW_PROGRESS 45 /* count down from 45/5: 9..1 */
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#define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 1
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/* serial console configuration */
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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/* Boot Argument Buffer Size */
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